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Product Details

The 110 Series is great for apartments, one bath homes in cold climates, condos and summer cabins. Remote control included as a standard feature. Provides a variety of installation options: indoor, outdoor, and direct vent.

The ATO-110-N tankless water heater uses up to 140,000 BTUs of natural gas to deliver a max flow rate of 6.6 GPM. It utilizes non-condensing technology to achieve an Energy Factor of 0.82. This model meets Low NOx emission requirements, and comes with a 15-year limited warranty.

Product Specifications

Tech Specs

Emissions:

Low NOx

Maximum BTUs:

140,000

Minimum BTUs:

19,500

Thermal Efficiency:

83%

Limited Heat Exchanger Warranty:

15 Years

Limited Parts Warranty:

5 Years

Water Connection Location:

Bottom

Water Connection Size:

3/4"

Heat Exchanger:

Copper

Voltage:

120

Energy Factor:

0.82

Remote Control:

Yes

Technology:

Non-Condensing

Dimensions & Venting

Type:

Space Saving

Height:

20 1/4"

Width:

13 3/4"

Depth:

7 3/4"

Product Weight:

33lbs/15kg

Shipping Weight:

38lbs

Product Features & Options

Primary Heat Exchanger

The primary heat exchanger is constructed of commercial-grade HRS35 copper, which is stronger than standard copper and more resilient against erosion.

Space Savings

A. O. Smith tankless water heaters take up much less space that your conventional tank-style water heater. With no tank to steal valuable storage space, our wall-mount design allows for additional storage and flexibility.